NO174257C - Analogous Process for Preparation of Therapeutically Active Imidazopyridazines - Google Patents

Analogous Process for Preparation of Therapeutically Active Imidazopyridazines

Info

Publication number
NO174257C
NO174257C NO900425A NO900425A NO174257C NO 174257 C NO174257 C NO 174257C NO 900425 A NO900425 A NO 900425A NO 900425 A NO900425 A NO 900425A NO 174257 C NO174257 C NO 174257C
Authority
NO
Norway
Prior art keywords
substituent
optionally
imidazopyridazines
preparation
atom
Prior art date
Application number
NO900425A
Other languages
Norwegian (no)
Other versions
NO900425D0 (en
NO174257B (en
NO900425L (en
Inventor
Akio Miyake
Masaaki Kuwahara
Hisashi Kuriki
Original Assignee
Takeda Chemical Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd
Publication of NO900425D0 publication Critical patent/NO900425D0/en
Publication of NO900425L publication Critical patent/NO900425L/en
Publication of NO174257B publication Critical patent/NO174257B/en
Publication of NO174257C publication Critical patent/NO174257C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Lubricants (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

The imidazo[1,2-b]pyridazine compounds of the formula: <CHEM> wherein R1 is a hydrogen or halogen atom, or a lower alkyl group optionally having substituent(s), R2 and R3 are, independently, a hydrogen atom, a lower alkyl group optionally having substituent(s), a cycloalkyl group or a phenyl group optionally having substituent(s) or R2 and R3 together with the adjacent nitrogen atom to which they bond may form a heterocyclic ring optionally having substituent(s), X is an oxygen atom or S(O)n (n = 0 to 2), Alk is a straight or branched chain alkylene group containing 1 - 10 carbon atoms and optionally having substituent(s), or their pharmaceutically acceptable salts which possess antiallergic, anti-inflammatory and anti-PAF activities, and their production and use.
NO900425A 1989-01-31 1990-01-30 Analogous Process for Preparation of Therapeutically Active Imidazopyridazines NO174257C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2335589 1989-01-31
JP34225889 1989-12-29

Publications (4)

Publication Number Publication Date
NO900425D0 NO900425D0 (en) 1990-01-30
NO900425L NO900425L (en) 1990-08-01
NO174257B NO174257B (en) 1993-12-27
NO174257C true NO174257C (en) 1994-04-06

Family

ID=26360706

Family Applications (1)

Application Number Title Priority Date Filing Date
NO900425A NO174257C (en) 1989-01-31 1990-01-30 Analogous Process for Preparation of Therapeutically Active Imidazopyridazines

Country Status (12)

Country Link
US (1) US5202324A (en)
EP (1) EP0381132B1 (en)
CN (1) CN1032361C (en)
AT (1) ATE119530T1 (en)
AU (1) AU627832B2 (en)
CA (1) CA2008861C (en)
DE (1) DE69017480T2 (en)
FI (1) FI900461A0 (en)
NO (1) NO174257C (en)
NZ (1) NZ232283A (en)
PH (1) PH27291A (en)
RU (1) RU2034846C1 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0440119A1 (en) * 1990-01-31 1991-08-07 Takeda Chemical Industries, Ltd. Imidazopyridazine compounds, their production and use
EP0444549B1 (en) * 1990-03-01 1995-01-25 Takeda Chemical Industries, Ltd. Imidazopyridazines their production and use
TW211013B (en) * 1991-12-27 1993-08-11 Takeda Pharm Industry Co Ltd
DE69322673T2 (en) * 1992-03-18 1999-05-06 Takeda Chemical Industries, Ltd., Osaka Imidazopyridazines as antiasthmatics
LT3200B (en) * 1992-03-18 1995-03-27 Takeda Chemical Industries Ltd Triazolopyridazine methodfor production thereof and use
US5482939A (en) * 1992-03-18 1996-01-09 Takeda Chemical Industries, Ltd. Triazolopyridazine compounds, their production and use
EP0620224B1 (en) * 1993-04-12 1998-07-15 Takeda Chemical Industries, Ltd. Triazolopyridazine derivatives, their production and use
TW304878B (en) * 1993-09-21 1997-05-11 Takeda Pharm Industry Co Ltd
BR9714049A (en) * 1996-12-20 2000-05-09 Byk Gulden Lomberg Chem Fab Imidazopyridazines
WO1998049167A1 (en) 1997-04-25 1998-11-05 Takeda Chemical Industries, Ltd. Condensed pyridazine derivatives, their production and use
AU6003099A (en) 1998-10-06 2000-04-26 Takeda Chemical Industries Ltd. Fused pyridazine compounds, process for the preparation of the same and uses thereof
ATE256128T1 (en) 1998-10-21 2003-12-15 Takeda Chemical Industries Ltd CONDENSED PYRIDAZINE DERIVATIVES, METHOD FOR THEIR PRODUCTION AND THEIR USE
JP2003524007A (en) * 2000-02-21 2003-08-12 アストラゼネカ・アクチエボラーグ Arylpiperazines and their use as metalloproteinase inhibitors (MMPs)
GB0119474D0 (en) * 2001-08-09 2001-10-03 Astrazeneca Ab Compounds
GB0119473D0 (en) * 2001-08-09 2001-10-03 Astrazeneca Compounds
GB0119472D0 (en) * 2001-08-09 2001-10-03 Astrazeneca Ab Compounds
AU2007315234A1 (en) * 2006-10-30 2008-05-08 Novartis Ag Heterocyclic compounds as antiinflammatory agents
US8460302B2 (en) * 2006-12-18 2013-06-11 Otismed Corporation Arthroplasty devices and related methods

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3489755A (en) * 1966-08-03 1970-01-13 Pfizer & Co C Imidazo (1,2-b) pyridazines
US4166851A (en) * 1977-05-16 1979-09-04 Merck & Co., Inc. Certain imidazo(1,2a)pyridine derivatives
US4330543A (en) * 1978-12-14 1982-05-18 Merck & Co., Inc. Imidazoazines and imidazodiazines
FR2473522A1 (en) * 1980-01-16 1981-07-17 Synthelabo NOVEL DIHYDRO-2,3 IMIDAZO (1,2-B) PYRIDAZINE SUBSTITUTED DERIVATIVES AND MEDICAMENTS, PARTICULARLY USEFUL AS ANTIDEPRESSANTS, CONTAINING THEM
JPS5840489A (en) * 1981-09-04 1983-03-09 Toshiba Corp Turbine condenser for use in nuclear power plant
US4464372A (en) * 1982-08-16 1984-08-07 Schering Corporation Imidazo[1,2-b]pyridazines
JPS60254160A (en) * 1984-05-31 1985-12-14 Mita Ind Co Ltd Electrophotographic method
DE3446812A1 (en) * 1984-12-21 1986-06-26 Dr. Karl Thomae Gmbh, 7950 Biberach NEW IMIDAZO DERIVATIVES, THEIR PRODUCTION AND MEDICINAL PRODUCTS CONTAINING THESE COMPOUNDS
NO166283C (en) * 1985-03-01 1991-06-26 Takeda Chemical Industries Ltd METHOD OF ANALOGUE FOR THE PREPARATION OF THERAPEUTIC ACTIVE 7BETA- (2- (5-AMINO-1,2,4-THIADIAZOL-3-YL) -2 (Z) -SUBSTITUTE TOXYIMINOACETAMIDO) -3- (HETEROCYCLYLMETHYL) -CYLMETHYL-Methyl-3 .
DE3542661A1 (en) * 1985-12-03 1987-06-04 Bayer Ag IMIDAZOPYRIDAZINALKENSAEUREAMIDE, METHOD FOR THEIR PRODUCTION, INTERMEDIATE PRODUCTS FOR THEIR PRODUCTION
PH25866A (en) * 1986-03-20 1991-12-02 Takeda Chemical Industries Ltd Sulfonylurea compounds and their herbicides
WO1989001478A1 (en) * 1987-08-07 1989-02-23 The Australian National University ARYLOXY- AND ARALKYLTHIO-IMIDAZO[1,2-b]PYRIDAZINES
AU2261488A (en) * 1987-08-07 1989-03-09 Australian National University, The Imidazo(1,2-b)pyridazines
GB8719368D0 (en) * 1987-08-15 1987-09-23 Wellcome Found Heterocyclic compounds
EP0444549B1 (en) * 1990-03-01 1995-01-25 Takeda Chemical Industries, Ltd. Imidazopyridazines their production and use

Also Published As

Publication number Publication date
NZ232283A (en) 1991-08-27
CN1047290A (en) 1990-11-28
PH27291A (en) 1993-05-04
EP0381132B1 (en) 1995-03-08
ATE119530T1 (en) 1995-03-15
FI900461A0 (en) 1990-01-30
NO900425D0 (en) 1990-01-30
DE69017480T2 (en) 1995-08-24
CA2008861C (en) 2000-11-28
NO174257B (en) 1993-12-27
DE69017480D1 (en) 1995-04-13
NO900425L (en) 1990-08-01
AU627832B2 (en) 1992-09-03
AU4889190A (en) 1990-08-16
CA2008861A1 (en) 1990-07-31
EP0381132A1 (en) 1990-08-08
US5202324A (en) 1993-04-13
RU2034846C1 (en) 1995-05-10
CN1032361C (en) 1996-07-24

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